Hindi small model for Vosk

WER

%WER 39.08 [ 18597 / 47585, 1277 ins, 5489 del, 11831 sub ] exp/chain/tdnn/decode_test_gram_fast/wer_10_0.0
%WER 20.89 [ 8400 / 40205, 1380 ins, 1873 del, 5147 sub ] exp/chain/tdnn/decode_test_iitm_fast/wer_11_0.0
%WER 24.72 [ 11330 / 45839, 1501 ins, 879 del, 8950 sub ] exp/chain/tdnn/decode_test_mucs_fast/wer_10_0.0
%WER 14.96 [ 19539 / 130589, 1737 ins, 1378 del, 16424 sub ] exp/chain/tdnn/decode_test_tts_fast/wer_7_0.0
